For the orthographic projection as a map projection, see Orthographic projection in cartography. For mathematical discussion in terms of linear algebra, see Projection (linear algebra).
Bullfrogs are the largest real frog found in North America, weighing up to 0.5 kg and measuring 460 mm in length. Their average length is 100-175 mm. Their color varies from brownish to shades of green, often with spots or blotches of a darker color around their backs. Their back feet are fully webbed.
Advertisement Call: Low pitched Rumm, Rumm, R R R Rumm or maybe the sound of a light saber being swung through the air! The American Bullfrog is the largest frog in North America weighing up to 1Â½ pounds. This frog can catch and swallow small birds, snakes, and other frogs. It can be an invasive species in a pond and devastate the local frog population. It will be located in ponds, lakesides, and slow moving streams with lots of room.